Across
- 5. Type of boundary where plates slide past each other.
- 7. solid layer with plasticity in the upper mantle that is located just below the lithosphere.
- 8. Rigid outermost layer of Earth that is divided into enormous pieces called tectonics plates.
- 9. Type of boundary where plates move away from each other.
- 10. _________. The theory that continents were once connected but have drifted apart.
Down
- 1. process in which a denser plate is pushed downward beneath a less dense plate when plates converge.
- 2. Type of boundary where plates move towards from each other.
- 3. ___________ a circular motion where warm fluid rises and cool fluid sinks. This is the driving force of plate tectonics.
- 4. The mineralized remains of organisms, showing how long-dead organisms lived and how their bodies were structured.
- 6. this landform forms as a result of convergent boundaries.